Find the length of the line of from x=0 to x=2 i used the formula, i dont know if i was supposed to use u substitution, but i got
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Originally Posted by >_<SHY_GUY>_< Find the length of the line of from x=0 to x=2 i used the formula, i dont know if i was supposed to use u substitution, but i got sorry, that is incorrect ... how did you work it?
Originally Posted by skeeter sorry, that is incorrect ... how did you work it? i admire your help skeeter, i appreciate that you are helping me well i used the formula and got : i am supposed to take the derivative of the initial equation and use it in the eq. yes?
Originally Posted by >_<SHY_GUY>_< i admire your help skeeter, i appreciate that you are helping me well i used the formula and got : i am supposed to take the derivative of the initial equation and use it in the eq. yes? mistake in your "formula". here is the correct version ... the derivative is squared
Originally Posted by skeeter mistake in your "formula". here is the correct version ... the derivative is squared oh, i know, i squared it on my work here, but i still got the same answer...because i get 1 + x inside the radical, yes?
Originally Posted by >_<SHY_GUY>_< oh, i know, i squared it on my work here, but i still got the same answer...because i get 1 + x inside the radical, yes? what is your antiderivative and how did you evaluate it?
Originally Posted by skeeter what is your antiderivative and how did you evaluate it? i dont know what you mean, but from the eq. from there i got then; and went on from there
Originally Posted by >_<SHY_GUY>_< i dont know what you mean, but from the eq. from there i got then; and went on from there "went from there", how?
Originally Posted by skeeter "went from there", how? after that, i just took the antiderivative and got from 0 - 2 i then substituted the values. is that ok?
Originally Posted by >_<SHY_GUY>_< after that, i just took the antiderivative and got from 0 - 2 i then substituted the values. is that ok? keep going ... show me how you arrived at the value .
Originally Posted by skeeter keep going ... show me how you arrived at the value . then it comes up to be i end up with a fraction which is simplified to 2rad 3
Originally Posted by >_<SHY_GUY>_< then it comes up to be i end up with a fraction which is simplified to 2rad 3 ok ... but ... what did you get when you evaluated using the lower limit of integration, ? ... or did you just assume it would have a value of 0 ?
Originally Posted by skeeter ok ... but ... what did you get when you evaluated using the lower limit of integration, ? ... or did you just assume it would have a value of 0 ? thats my mistake isnt it? now i get it...i worked to fast on the problem and disregarded the 1 thank you
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